As climate negotiators meet at the United Nations’ Lima summit, which comes hot on the heels of the landmark US-China climate deal, there is a renewed focus on how the world can move to a lower-emissions…

They’re waterproof and tough – not to mention colourful – but plastic notes were developed for their unforgeability.
Lis Ferla/FlickrNovember 25, 2014

Welcome to CSIRO Inventions, a series looking at the discoveries and innovations borne from Australia’s national science agency. In this first instalment, we outline the story behind the plastic money…